How do I sample randomly based on some probability(wightage)?

Peter Otten __peter__ at web.de
Sun May 31 18:11:06 CEST 2009


Scott David Daniels wrote:

> raise ValueError('Samplng more than %d without replacement?' % (
> sum(1 for w in weights)))

That would be len(weights)

> There were two mistakes, both related to the definition of combined:
> (1) Combined only holds positive values, so testing in sum is silly.
 
but I think your first version was correct; I don't see were you remove the 
0-items from weights.

Peter




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